Panasonic SL-SV550P User manual
http://servis-manual.com/
7.1Howtodisplayautomaticadjustment
results
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1.Setpowersourcevoltageto4.5VDC.(ACadaptorIN)
2.Loadthetestdisc(SZZP1054C).
3.PresstheVOL-and S-XBSbuttonssimultaneouslyand holdthem,and additionallypressthe
(PLAY/PAUSE)button.
4.Pressthe
(STOP/OPROFF)button once.
5.Anautomaticadjustmentresult isdisplayedontheLCD.
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7.2Display ofautomaticadjustmentresults
(Self-CheckFunction)
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<Example>
Followthebelowstepswhen E-1isdisplayed.
(Cause:Focusbalance(FBC)issetbeyond thelimit.)
lCheckif
1.thewaveformorvoltageofthefocusservo circuitiscorrect,and
2.theopticalpick-up returnstothenormalstateby exchangingthetraversedeck.
Followthebelowstepswhen E-4isdisplayed.
(Cause:Focusgain(FGC)issetbeyond thelimit.)
lCheckif
1.thewaveformorvoltageofthefocusservo circuitiscorrect,
2.thefocuscoil oftheopticalpick-up iscorrect(around 8 ohms),and
3.theopticalpick-up returnstothenormalstateby exchangingthetraversedeck.
Followthebelowstepswhen E-Fisdisplayed.
(Cause:All adjustments(TGC,FGC,TBC,FBC)aresetbeyond thelimit.)
lCheckif
http://servis-manual.com/
1.theopticalpick-up returnstothenormalstateby exchangingthetraversedeck, and
2.thewaveformorvoltageoftheservo ICsarecorrect.
Note:
Itisnotalwaysnecessarytoexchangethetraversedeckwhenanerrormessageisdisplayed.
Besuretocheckifthecircuit isdefectiveornotbeforeexchangingthetraversedeck.
Note:
Ifanyotherdiscthanthetestdisc(SZZP1054C)isused, anerrormessagemaybedisplayed.
Thisisnotamalfunction.
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8Display ofSelf-DiagnosticFunction
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Thisunit (SL-SV550)hasself-diagnosticfunction. Itmaydisplaybelow-mentioned on theLCDof
thisunit.
lThesubstanceofself-diagnosticdisplay.
LCDdisplay
(PressPLAY and STOPbutton.After15 seconds,itisdisplayedfor2 seconds.)
Incaseofthisdisplay,itmaybecausingforabnormallymovementsoftraversedeck, touching
failureofRESTdetectswitchand comingofforcuttingofftheflexibleP.C.B..Itisnecessaryfor
confirmation orrepairandreplacementeachparts.
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121110987654321
A
B
C
D
E
F
G
H
FOCUS
COIL
TRACKING
COIL
1
2
24
3
4
5
6
7
8
9
10
11
12
13
14
15
FP101
IC101
AN22003A-NF
SERVO AMP
R304 1M
IC301
C2BBGE000658
SYSTEM CONTROL
60
6162636465666768697071727374757677787980
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
4039383736353433323130292827262524232221
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
X3SEL
PMSEL
PMSEL2
CHGSEL
RAMSEL
CHGSEL2
NC
X2
NC
RW
GUP
NC
NC
ZAN
MUTE
POWER
NC
CHG
MACASEL
HOLD
A.SHOCK
REST
Vss
X OSC OUT
X OSC IN
EXT-OUT
EXT-IN
/RESET
TYPESEL
NC
WLSRCN
BLKCK
STAT
MDATA
MCLK
MLD
TCLK
TDATA
ECS
TSENSE
INT
CHARGE2
BUZ
CHARGE1
OPEN
PDOWN
KEY2
KEY3
VMON
VMON2
DOCTOR
BUSY
VL2
VL3
COM0
COM1
COM2
COM3
AVss
VREF
Vcc
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG0
VL1
SEG17
R313
100K
R363
100K
C301
1
16
17
18
19
20
21
22
23
1
2
24
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
VE
VB
VA
VF
VC
NC
MPD
LD
GND
VREF
Vcc
NC
NC
TR+
TR
-
FO+
FO
-
TRV
-
TRV+
SP
-
SP+
GND
REST
TRAVERSE
MOTOR S202
(REST SWITCH)
SPINDLE
MOTOR
MM
Q102
XP152A12C0MR
POWER SUPPLY
12345678910111213141516
17 18 19 20 21 22 23 2524 26 27 28
LDON=H
NRFDET
OFT CONT
DCDET
3TOUT
CEA
ARF
CAGC
RF IN
RF OUT
EQSW
Vcc
LD
PD
GND
PDOWN=H
VREF
TEIN
TE
GCTL
FBAL
TBAL
PDE
PDF
PDB
PDC
PDA
SHARP=H
OFTR
BDO
29 30 31 32
FEIN
FE
Q201
2SB709ATX
LASER POWER
DRIVE R201
2.2
C201
6.3V47
S201
(LASER ON/ OFF)
SL101
R202
22K D101
MA111TX
A
B
C
D
E
F
G
H
I
ABCDEFGH IJ
C103
0.022
RF
C114
1
C507
4V100
R110
10
DAX
K
C104
1
C116 0.022
C117 0.022
C113
1
C105
1
C111
0.022
C112
1200P
R122
22K
R120
3.3K
R121 39K
C121
560P
C120 3300P
IC302
AK93C45BH-L
EE PROM
8
7
6
5
1
2
3
4DO
DI
CLK
CS Vcc
NC
NC
GND
R361
1K
C321
1
R325
33K
MNO
aRSTU VW
A
B
C
E
H
I
J
K
L
M
N
QSD
L
K
a
A
VREF
P
1 2 3 4 5 6
789101112
LD
MPD
NC
VC
VF
VA
GND
NC
VS
Vcc
VE
VB
A
B
C
D
E
F
G
H
I
AB
CD EFG
HI
NC
R
OPTICAL PICK-UP
SL-SV550(P,PC) CIRCUIT DIAGRAM
G
D
S
CIF H E G BLQ
ZY
R362
100K
R354
1K
IC303
XC61CN2102MR
RESET
C302
1
R372
10K
R365
100K
R300
1K
G
Q302
UN5214TX
SWITCHING
Q303
UNR521000L
INTERFACE
F
O
P
IC102
C0ABAA000068
OPE.AMP
Z
Y
C101
0.1
C106
0.1
R130
100K
R101
10K
C102
0.1
R103
5.6K
C107
10P
V
J
0.22
0.22
R220
0
R364
10K
21 3
OUT GND VDD
R353
1K
R351
1K
2
1
34
5
-
INPUT +INPUT
GND
OUT PUTV+
O
1
PLAY
2ms. 20mV/DIV.
50mV
P-P
PLAY 0.1V
P-P
2ms. 0.1V/DIV.
PLAY
20mV
P-P
0.5 s. 20mV/DIV.
2.9V0.9V
2.4V
(2V)
(1.9V)
2.8V
2.8V
0V
2.8V
(2.8V)
2.9V
0V (2.9V)
0.6V
0.6V
0V
2.8V
0V
2.9V
2.8V
1.2V
1.4V
(0V)
2.9V0V
2.9V
1.8V
1.8V
0V
0V
2.9V
2.9V
2.8V
2.6V
0V
1.8V
0V
2.9V
0V
2.8V
1.7V
1.9V
(1.3V)
:POSITIVE VOLTAGE LINE :CD PLAYBACK SIGNAL LINE
2.8V
2.8V
(2.8V)
(2.8V)
(2.8V)
(0V)
1.4V
(1.8V)
1.4V
(1.7V)
1.4V
(1.6V)
1.4V
(2V)
1.4V
(2V)
1.4V
(1.4V)
1.7V
(1.7V)
0V
(0V)
1.4V
(1.4V)
1.4V
(1.4V)
1.4V
(1.4V)
1.4V
(1.4V)
1.4V
(1.4V)
0V
(0V)
0V
(2.8V) 2.5V
(0V) 2.7V
(0V) 0V
(0V) 1.5V
(1.5V) 1.4V
(1.4V) 1.1V
(1.2V) 1.3V
(1.4V) 0.5V
(1.1V) 1.8V
(1.8V) 1.6V
(1.8V) 0V
(2.9V) 2.8V
(2.8V) 2.4V
(2V) 2.8V
(2.6V)
2.8V
(2.8V)
(0.6V)
(0.6V) 0V 0V
0V 0V
0V 0V
0V
0V
0V
0V
2.9V
0V
0V
(2.9V)
0V
0V (2.8V)
0V
0V
(1.2V)
0V
0V (1.4V)
0V
0V
(2.8V)
0V
0V 2.9V(2.9V) 0V 0V
2.9V(2.9V) 0V 0V
(1.9V) 0V
0V
2.9V(2.9V)
0V
0V (1.7V)
0.6V
0.6V (2.8V)
0V
0V
(2.9V)
0V
0V
0.5V(0.5V)
0V
0V (1.8V)
0V
0V
(2.6V)
0V
0V (2.8V)
0V
0V (2.9V)
0V
0V (2.9V)
0V
0V
0V
0V
(2.9V) 0V
0V
(2.9V)
(1.8V)
(1.8V)
0V
0V
0V
0V
0V
0V
0V
0V
(0V)
1.7V
1.7V
0.9V
(0.9V)
2.4V
2.4V 1.9V
(1.9V) 0V
0V
2.8V
(2.8V)
0V
0V
2.9V
(2.9V)
0V
0V
CD LINE+B
PLAY
0V
3V
T 4ms.
1.8V
P
-
P
0.2 s. 50mV/DIV.
PLAY 1.2V
P
-
P
0.2 s. 20mV/DIV.
PLAY
1.6V
(1.6V)
1.5V
(1.5V)
1.5V
(1.5V)
121110987654321
A
B
C
D
E
F
G
H
FOCUS
COIL
TRACKING
COIL
1
2
24
3
4
5
6
7
8
9
10
11
12
13
14
15
FP101
IC101
AN22003A-NF
SERVO AMP
R304 1M
IC301
C2BBGE000658
SYSTEM CONTROL
60
6162636465666768697071727374757677787980
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
4039383736353433323130292827262524232221
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
X3SEL
PMSEL
PMSEL2
CHGSEL
RAMSEL
CHGSEL2
NC
X2
NC
RW
GUP
NC
NC
ZAN
MUTE
POWER
NC
CHG
MACASEL
HOLD
A.SHOCK
REST
Vss
X OSC OUT
X OSC IN
EXT-OUT
EXT-IN
/RESET
TYPESEL
NC
WLSRCN
BLKCK
STAT
MDATA
MCLK
MLD
TCLK
TDATA
ECS
TSENSE
INT
CHARGE2
BUZ
CHARGE1
OPEN
PDOWN
KEY2
KEY3
VMON
VMON2
DOCTOR
BUSY
VL2
VL3
COM0
COM1
COM2
COM3
AVss
VREF
Vcc
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG0
VL1
SEG17
R313
100K
R363
100K
C301
1
16
17
18
19
20
21
22
23
1
2
24
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
VE
VB
VA
VF
VC
NC
MPD
LD
GND
VREF
Vcc
NC
NC
TR+
TR
-
FO+
FO
-
TRV
-
TRV+
SP
-
SP+
GND
REST
TRAVERSE
MOTOR S202
(REST SWITCH)
SPINDLE
MOTOR
MM
Q102
XP152A12C0MR
POWER SUPPLY
12345678910111213141516
17 18 19 20 21 22 23 2524 26 27 28
LDON=H
NRFDET
OFT CONT
DCDET
3TOUT
CEA
ARF
CAGC
RF IN
RF OUT
EQSW
Vcc
LD
PD
GND
PDOWN=H
VREF
TEIN
TE
GCTL
FBAL
TBAL
PDE
PDF
PDB
PDC
PDA
SHARP=H
OFTR
BDO
29 30 31 32
FEIN
FE
Q201
2SB709ATX
LASER POWER
DRIVE R201
2.2
C201
6.3V47
S201
(LASER ON/ OFF)
SL101
R202
22K D101
MA111TX
A
B
C
D
E
F
G
H
I
ABCDEFGH IJ
C103
0.022
RF
C114
1
C507
4V100
R110
10
DAX
K
C104
1
C116 0.022
C117 0.022
C113
1
C105
1
C111
0.022
C112
1200P
R122
22K
R120
3.3K
R121 39K
C121
560P
C120 3300P
IC302
AK93C45BH-L
EE PROM
8
7
6
5
1
2
3
4DO
DI
CLK
CS Vcc
NC
NC
GND
R361
1K
C321
1
R325
33K
MNO
aRSTU VW
A
B
C
E
H
I
J
K
L
M
N
QSD
L
K
a
A
VREF
P
1 2 3 4 5 6
789101112
LD
MPD
NC
VC
VF
VA
GND
NC
VS
Vcc
VE
VB
A
B
C
D
E
F
G
H
I
AB
CD EFG
HI
NC
R
OPTICAL PICK-UP
SL-SV550(P,PC) CIRCUIT DIAGRAM
G
D
S
CIF H E G BLQ
ZY
R362
100K
R354
1K
IC303
XC61CN2102MR
RESET
C302
1
R372
10K
R365
100K
R300
1K
G
Q302
UN5214TX
SWITCHING
Q303
UNR521000L
INTERFACE
F
O
P
IC102
C0ABAA000068
OPE.AMP
Z
Y
C101
0.1
C106
0.1
R130
100K
R101
10K
C102
0.1
R103
5.6K
C107
10P
V
J
0.22
0.22
R220
0
R364
10K
21 3
OUT GND VDD
R353
1K
R351
1K
2
1
34
5
-
INPUT +INPUT
GND
OUT PUTV+
O
1
PLAY
2ms. 20mV/DIV.
50mV
P-P
PLAY 0.1V
P-P
2ms. 0.1V/DIV.
PLAY
20mV
P-P
0.5 s. 20mV/DIV.
2.9V0.9V
2.4V
(2V)
(1.9V)
2.8V
2.8V
0V
2.8V
(2.8V)
2.9V
0V (2.9V)
0.6V
0.6V
0V
2.8V
0V
2.9V
2.8V
1.2V
1.4V
(0V)
2.9V0V
2.9V
1.8V
1.8V
0V
0V
2.9V
2.9V
2.8V
2.6V
0V
1.8V
0V
2.9V
0V
2.8V
1.7V
1.9V
(1.3V)
:POSITIVE VOLTAGE LINE :CD PLAYBACK SIGNAL LINE
2.8V
2.8V
(2.8V)
(2.8V)
(2.8V)
(0V)
1.4V
(1.8V)
1.4V
(1.7V)
1.4V
(1.6V)
1.4V
(2V)
1.4V
(2V)
1.4V
(1.4V)
1.7V
(1.7V)
0V
(0V)
1.4V
(1.4V)
1.4V
(1.4V)
1.4V
(1.4V)
1.4V
(1.4V)
1.4V
(1.4V)
0V
(0V)
0V
(2.8V) 2.5V
(0V) 2.7V
(0V) 0V
(0V) 1.5V
(1.5V) 1.4V
(1.4V) 1.1V
(1.2V) 1.3V
(1.4V) 0.5V
(1.1V) 1.8V
(1.8V) 1.6V
(1.8V) 0V
(2.9V) 2.8V
(2.8V) 2.4V
(2V) 2.8V
(2.6V)
2.8V
(2.8V)
(0.6V)
(0.6V) 0V 0V
0V 0V
0V 0V
0V
0V
0V
0V
2.9V
0V
0V
(2.9V)
0V
0V (2.8V)
0V
0V
(1.2V)
0V
0V (1.4V)
0V
0V
(2.8V)
0V
0V 2.9V(2.9V) 0V 0V
2.9V(2.9V) 0V 0V
(1.9V) 0V
0V
2.9V(2.9V)
0V
0V (1.7V)
0.6V
0.6V (2.8V)
0V
0V
(2.9V)
0V
0V
0.5V(0.5V)
0V
0V (1.8V)
0V
0V
(2.6V)
0V
0V (2.8V)
0V
0V (2.9V)
0V
0V (2.9V)
0V
0V
0V
0V
(2.9V) 0V
0V
(2.9V)
(1.8V)
(1.8V)
0V
0V
0V
0V
0V
0V
0V
0V
(0V)
1.7V
1.7V
0.9V
(0.9V)
2.4V
2.4V 1.9V
(1.9V) 0V
0V
2.8V
(2.8V)
0V
0V
2.9V
(2.9V)
0V
0V
CD LINE+B
PLAY
0V
3V
T 4ms.
1.8V
P
-
P
0.2 s. 50mV/DIV.
PLAY 1.2V
P
-
P
0.2 s. 20mV/DIV.
PLAY
1.6V
(1.6V)
1.5V
(1.5V)
1.5V
(1.5V)
13 14 15 16 17 18 19 20 21 22 23 24
VDD
12345910111213
14 15 16 17 18 22 23 24 25 26
A3
A2
A1
A0
NRAS
NWE
DQ0
VDD
A4
A5
A6
A7
NOE
NCAS
DQ2
DQ3
VSS
8 6
19 21
A10A8
NCA9
DQ1
VSS
R511 2.2K
R603
560
C504
0.1
R502
68K
C502
6.3V100
C610
6.3V47
R512
2.2K
R514
330 C514
1000P
C505
0.015
C511
0.1
R505
560
C509
0.1
C603
2700P
C604
2700P
C524
1
1234567891011121314151617181920
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
61
71
62
72
63
73
64
74
65
75
66
76
67
77
68
78
69
79
70
8021
22
23
25
24
26
27
28
29
30
31
32
33
34
36
37
38
39
40
35
EXT2
DVDD1
DVss1
X1
X2
NTEST
SBCK
SUBC
DQSW/ NCLDCK
PMCK
SPPOL
NRST
STAT
DMUTE
SMCK
PWMSEL
BLKCK
MLD
MDATA
MCLK
TX
AVDD2
AVSS2
EXT1
EXT0
FCLK
FLAGO
AD PVCC
DSLF
DRF/ RFSW
PLLF
VCOF/PLLFO
OUTL
AVSS1
OUTR
AVDD1
DVss3
TMOD1/DVDD3
TMOD2
IOVDD2
TRV+
TRV
-
TR+
TR
-
FO+
FO
-
FBAL
TBAL
DVDD2
LDON
IREF
ARF
BDO
SPOUT
FE
TE
RFENV
OFT
NRFDET
IOVDD1
VSS2
DVDD3V
D0
D1
NWE
NRAS
D3
D2
NCAS0
NCAS1
A8
A7
A6
A5
A4
A9
A0
A1
A2
A3
A
B
C
D
E
F
G
PRQOABCDK
X501
(16.9344MHz)
C503
390P
C519
1
H
IC11
AN41506A-VB
POWER SUPPLY/
MOTOR DRIVE
Q
M
N
P
C510
0.1
Q18
UN5113TX
RESET
IC501
MN6627911AC1
SERVO PROCESSOR /
DIGITAL SIGNAL PROCESSOR /
DIGITAL FILTER & D/A CONVERTER
12345678910 11 12
13
14
15
16
17
18
19
20
40
39
38
37
36 35 34 33 32 31 30 29 28 27 26 25
24
23
22
21
48
47
46
45
44
43
42
41
PVcc2
RESET1
CLK
GND
SPPOL
SPOUT
TRV+
TRV
-
TR+
TR
-
FO+
FO
-
MON
FO+
FO
-
GND
TR+
TR
-
PVC0
TRV+
TRV
-
GND
SP+
SP
-
SOFT
SPRT
CT
RESET2
OFF/START
CD/TU
VMIC
V MIC IN
EO
EI
CHARGE
AVcc
CRP
VG
LG
PVcc1
VSUB
SSW
SVcc
USW
GND
DSW
PVcc
REGB
C22
0.1
C20 1
C17 1
L11
L13C16
1
C11
1
C27
6.3V1000
C12
10V4.7
C24 390P
C21
0.01
R22
22K
L12
IC13
C0CBAAC00046
REGULATOR
31 2
GND OUT IN
C13
10V47
C14
6.3V220
VDD
C39
0.1
IC502
C3ABMB000027
16M DRAM
ABCDEFGHI JKLMNOPQR
MNLEJIHGF
C501
0.1
C33
1000P
J
I
A
B
C
D
E
F
G
H
FGIHDEBC
R509
330
A
B
C
E
F
1
3
2
C526
1
GND
I
J
SL-SV550(P,PC) CIRCUIT DIAGRAM
C515
1
R513
150K
C10
120P
R47
3.9K
R45
47K
C37
0.1
C19
6.3V22
A
B
C43
0.1
M
Q
N
J
L
K
A
B
W
T
S
U
R
X
C530
0.1
E
OQ19
UNR521000L
RESET
Q301
UNR521000L
RESET
C751
1R751
15K
C750
1R750
15K Q703
XP0121000L
VOICE GAIN-UP
R709
1.2K
R713
5.6K
R714
5.6K
R715
1.2K
C712
1
C711
1
R761
1.5K
R760
1.5K Q902
XP0121000L
MUTING CONT.
D701
MA111TX
Q731
2SC3931CTX
SWITCHING
IC701
C1BB00000720
HEADPHONE AMP
C730
6.3V10
C904
0.1
C9
1
R905
33K
Q701
B1ADMB000003
POWER SUPPLY
R725
47K
R726
2.2K
G
H
I
J
L
R
D
S
C1251
1000P
R731
10K
C732
4V47
C702
1
C703
1
R720
10
C720
0.1
C705
4V220 R705
3.3
R707
1K
R708
1K
R706
3.3
C706
4V220
R721
10
C721
0.1
M
N
12345
109876
BIAS
REG
VREF
AMP
V+1 V+2
GND
R31
33K
R600
15
D
PLAY
20mV
P-P
0.5 s. 20mV/DIV.
0V(0.1V)0V
0V
0V
0V
0V
0V
0V
1.4V
2.8V
5.7V
(0.6V)
2.8V
0V
0V
0V(0.6V)
5.1V
2.8V
2.6V
2.9V
3.3V
2.8V
2.8V
3V
0.5V
0V
2.6V
0V
2.9V
0.6V
0.9V
3V
2.9V
(2.3V)
2.4V
1.8V
2.9V
1.4V
0V
2.8V
0V
1.3V
0V
2.9V
0V
2.9V
(1.3V)
0V
0V
0.1V
2.8V
0V
0V
2.8V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V(1.2V)
(1.2V)
(1.2V)
(1.2V)
(2V)
(1.4V)
(1.8V)
(2V)
(2V)
(2V)
(2V)
(1.1V)
(1.2V)
(0.5V)
(1.1V)
(1.1V)2.9V
1.8V
3V
1.5V
1.5V
2.9V
1V
1V
1.4V
1.4V
1.4V
(1.3V)
(1.3V)
0V
0V
0V
0V
0V
0V
0V
1.8V
2.9V
1.4V
1.7V
1.4V
1.4V
1.4V
2.7V
2.5V
0V
0V
1.4V
1V
(0.6V)
(0V)
(1.4V)
(0V)
(2.8V)
0V
(2V) 0V
(1.1V) 2.9V
0V
(1.1V)
2.8V
:POSITIVE VOLTAGE LINE :CD PLAYBACK SIGNAL LINE :FM SIGNAL LINE :MAIN(CD,FM) SIGNAL LINE
2.8V
2.8V
0.6V0.6V0.7V
(1.2V)
1.3V
1.3V
(2.3V)
2.4V
2.8V
2.8V
0.6V 0.6V 0.6V0V
(2.4V)
2.4V
2.4V
0V
(2.4V) 2.4V
2.4V
0V 2.4V
(2.4V) 2.4V
0V
2.9V
(0V)
0V
0V
2.2V
2.9V2.9V (2.9V)(2.9V)
(2.2V)
2.9V
(2.9V)
1.8V
(1.8V)
2.8V
0V2.8V
0V
0V
1.7V
(2.8V)
2.8V
0V
0V
0V
0V
0V
0.7V
(0.7V)
0V
0V
0V
0V
(1.4V) 0V
0V
(5.3V) 5.9V 6V
5.3V
5.3V
(4.6V)
(3V)
0V
0V
(3V)
0V 0V
CD
LINE
+B
0V
(0.9V)
0V 0V (0.6V)
0V 0V
(2.9V)
0V 0V 0V
(0V)
2.8V
2.8V
2.8V 2.8V (0V)
(0.5V)
0V
0V
(2.6V)
0V
0V
(3.3V)
0V
0V
(2.9V)
0V
0V (2.6V)
0V
0V 2.9V
(2.9V)
0V
0V
2.6V
(2.6V)
0V
0V
6.1V
(6.1V)
2.3V
2.3V
1.4V(1.4V)
0V
0V
0V
0V 0V
0V
(0.1V)
0V
0V
0V
0V 0V
CD LINE+B
(2.8V)
(0V)
(2.8V)
(0V)
(1.4V)
(2.8V)
(0V)
(1.4V)
(2.9V)
(1.8V)
2.9V(2.9V)
(2.6V)
(2.6V)
(1.8V)
(0V)
(0V)
(0V)
(0V)
(0.1V)
(2.9V)
(1.7V)
(1.4V)
(1.4V)
(1.4V)
(0V)
(0V)
(1.4V)
(1V)
(1.4V)
(1.4V)
(1.4V)
(2.8V)
(1.5V)
(1.5V)
(3V)
(1.8V)
(2.9V)
0.6V
(0.6V)
0.6V
(0.6V)
0V
(0V)
0V
(0V)
(2.9V)
0V
(1.1V)
0.1V
(0.5V)
2.8V
(2.6V)
0V
(1.2V)
0V
(1.2V)
0V
(1.2V)
0V
(1.2V)
2.9V
(2.9V)
0V
(1.2V)
2.8V
(2.6V)
0V
(2V)
0V
(2V)
0V
(2V)
0V
(2V)
0V
(1.8V)
0V
(1.4V)
13 14 15 16 17 18 19 20 21 22 23 24
VDD
12345910111213
14 15 16 17 18 22 23 24 25 26
A3
A2
A1
A0
NRAS
NWE
DQ0
VDD
A4
A5
A6
A7
NOE
NCAS
DQ2
DQ3
VSS
8 6
19 21
A10A8
NCA9
DQ1
VSS
R511 2.2K
R603
560
C504
0.1
R502
68K
C502
6.3V100
C610
6.3V47
R512
2.2K
R514
330 C514
1000P
C505
0.015
C511
0.1
R505
560
C509
0.1
C603
2700P
C604
2700P
C524
1
1234567891011121314151617181920
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
61
71
62
72
63
73
64
74
65
75
66
76
67
77
68
78
69
79
70
8021
22
23
25
24
26
27
28
29
30
31
32
33
34
36
37
38
39
40
35
EXT2
DVDD1
DVss1
X1
X2
NTEST
SBCK
SUBC
DQSW/ NCLDCK
PMCK
SPPOL
NRST
STAT
DMUTE
SMCK
PWMSEL
BLKCK
MLD
MDATA
MCLK
TX
AVDD2
AVSS2
EXT1
EXT0
FCLK
FLAGO
AD PVCC
DSLF
DRF/ RFSW
PLLF
VCOF/PLLFO
OUTL
AVSS1
OUTR
AVDD1
DVss3
TMOD1/DVDD3
TMOD2
IOVDD2
TRV+
TRV
-
TR+
TR
-
FO+
FO
-
FBAL
TBAL
DVDD2
LDON
IREF
ARF
BDO
SPOUT
FE
TE
RFENV
OFT
NRFDET
IOVDD1
VSS2
DVDD3V
D0
D1
NWE
NRAS
D3
D2
NCAS0
NCAS1
A8
A7
A6
A5
A4
A9
A0
A1
A2
A3
A
B
C
D
E
F
G
PRQOABCDK
X501
(16.9344MHz)
C503
390P
C519
1
H
IC11
AN41506A-VB
POWER SUPPLY/
MOTOR DRIVE
Q
M
N
P
C510
0.1
Q18
UN5113TX
RESET
IC501
MN6627911AC1
SERVO PROCESSOR /
DIGITAL SIGNAL PROCESSOR /
DIGITAL FILTER & D/A CONVERTER
12345678910 11 12
13
14
15
16
17
18
19
20
40
39
38
37
36 35 34 33 32 31 30 29 28 27 26 25
24
23
22
21
48
47
46
45
44
43
42
41
PVcc2
RESET1
CLK
GND
SPPOL
SPOUT
TRV+
TRV
-
TR+
TR
-
FO+
FO
-
MON
FO+
FO
-
GND
TR+
TR
-
PVC0
TRV+
TRV
-
GND
SP+
SP
-
SOFT
SPRT
CT
RESET2
OFF/START
CD/TU
VMIC
V MIC IN
EO
EI
CHARGE
AVcc
CRP
VG
LG
PVcc1
VSUB
SSW
SVcc
USW
GND
DSW
PVcc
REGB
C22
0.1
C20 1
C17 1
L11
L13C16
1
C11
1
C27
6.3V1000
C12
10V4.7
C24 390P
C21
0.01
R22
22K
L12
IC13
C0CBAAC00046
REGULATOR
31 2
GND OUT IN
C13
10V47
C14
6.3V220
VDD
C39
0.1
IC502
C3ABMB000027
16M DRAM
ABCDEFGHI JKLMNOPQR
MNLEJIHGF
C501
0.1
C33
1000P
J
I
A
B
C
D
E
F
G
H
FGIHDEBC
R509
330
A
B
C
E
F
1
3
2
C526
1
GND
I
J
SL-SV550(P,PC) CIRCUIT DIAGRAM
C515
1
R513
150K
C10
120P
R47
3.9K
R45
47K
C37
0.1
C19
6.3V22
A
B
C43
0.1
M
Q
N
J
L
K
A
B
W
T
S
U
R
X
C530
0.1
E
OQ19
UNR521000L
RESET
Q301
UNR521000L
RESET
C751
1R751
15K
C750
1R750
15K Q703
XP0121000L
VOICE GAIN-UP
R709
1.2K
R713
5.6K
R714
5.6K
R715
1.2K
C712
1
C711
1
R761
1.5K
R760
1.5K Q902
XP0121000L
MUTING CONT.
D701
MA111TX
Q731
2SC3931CTX
SWITCHING
IC701
C1BB00000720
HEADPHONE AMP
C730
6.3V10
C904
0.1
C9
1
R905
33K
Q701
B1ADMB000003
POWER SUPPLY
R725
47K
R726
2.2K
G
H
I
J
L
R
D
S
C1251
1000P
R731
10K
C732
4V47
C702
1
C703
1
R720
10
C720
0.1
C705
4V220 R705
3.3
R707
1K
R708
1K
R706
3.3
C706
4V220
R721
10
C721
0.1
M
N
12345
109876
BIAS
REG
VREF
AMP
V+1 V+2
GND
R31
33K
R600
15
D
PLAY
20mV
P-P
0.5 s. 20mV/DIV.
0V(0.1V)0V
0V
0V
0V
0V
0V
0V
1.4V
2.8V
5.7V
(0.6V)
2.8V
0V
0V
0V(0.6V)
5.1V
2.8V
2.6V
2.9V
3.3V
2.8V
2.8V
3V
0.5V
0V
2.6V
0V
2.9V
0.6V
0.9V
3V
2.9V
(2.3V)
2.4V
1.8V
2.9V
1.4V
0V
2.8V
0V
1.3V
0V
2.9V
0V
2.9V
(1.3V)
0V
0V
0.1V
2.8V
0V
0V
2.8V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V(1.2V)
(1.2V)
(1.2V)
(1.2V)
(2V)
(1.4V)
(1.8V)
(2V)
(2V)
(2V)
(2V)
(1.1V)
(1.2V)
(0.5V)
(1.1V)
(1.1V)2.9V
1.8V
3V
1.5V
1.5V
2.9V
1V
1V
1.4V
1.4V
1.4V
(1.3V)
(1.3V)
0V
0V
0V
0V
0V
0V
0V
1.8V
2.9V
1.4V
1.7V
1.4V
1.4V
1.4V
2.7V
2.5V
0V
0V
1.4V
1V
(0.6V)
(0V)
(1.4V)
(0V)
(2.8V)
0V
(2V) 0V
(1.1V) 2.9V
0V
(1.1V)
2.8V
:POSITIVE VOLTAGE LINE :CD PLAYBACK SIGNAL LINE :FM SIGNAL LINE :MAIN(CD,FM) SIGNAL LINE
2.8V
2.8V
0.6V0.6V0.7V
(1.2V)
1.3V
1.3V
(2.3V)
2.4V
2.8V
2.8V
0.6V 0.6V 0.6V0V
(2.4V)
2.4V
2.4V
0V
(2.4V) 2.4V
2.4V
0V 2.4V
(2.4V) 2.4V
0V
2.9V
(0V)
0V
0V
2.2V
2.9V2.9V (2.9V)(2.9V)
(2.2V)
2.9V
(2.9V)
1.8V
(1.8V)
2.8V
0V2.8V
0V
0V
1.7V
(2.8V)
2.8V
0V
0V
0V
0V
0V
0.7V
(0.7V)
0V
0V
0V
0V
(1.4V) 0V
0V
(5.3V) 5.9V 6V
5.3V
5.3V
(4.6V)
(3V)
0V
0V
(3V)
0V 0V
CD
LINE
+B
0V
(0.9V)
0V 0V (0.6V)
0V 0V
(2.9V)
0V 0V 0V
(0V)
2.8V
2.8V
2.8V 2.8V (0V)
(0.5V)
0V
0V
(2.6V)
0V
0V
(3.3V)
0V
0V
(2.9V)
0V
0V (2.6V)
0V
0V 2.9V
(2.9V)
0V
0V
2.6V
(2.6V)
0V
0V
6.1V
(6.1V)
2.3V
2.3V
1.4V(1.4V)
0V
0V
0V
0V 0V
0V
(0.1V)
0V
0V
0V
0V 0V
CD LINE+B
(2.8V)
(0V)
(2.8V)
(0V)
(1.4V)
(2.8V)
(0V)
(1.4V)
(2.9V)
(1.8V)
2.9V(2.9V)
(2.6V)
(2.6V)
(1.8V)
(0V)
(0V)
(0V)
(0V)
(0.1V)
(2.9V)
(1.7V)
(1.4V)
(1.4V)
(1.4V)
(0V)
(0V)
(1.4V)
(1V)
(1.4V)
(1.4V)
(1.4V)
(2.8V)
(1.5V)
(1.5V)
(3V)
(1.8V)
(2.9V)
0.6V
(0.6V)
0.6V
(0.6V)
0V
(0V)
0V
(0V)
(2.9V)
0V
(1.1V)
0.1V
(0.5V)
2.8V
(2.6V)
0V
(1.2V)
0V
(1.2V)
0V
(1.2V)
0V
(1.2V)
2.9V
(2.9V)
0V
(1.2V)
2.8V
(2.6V)
0V
(2V)
0V
(2V)
0V
(2V)
0V
(2V)
0V
(1.8V)
0V
(1.4V)
25 26 27 28 29 30 31 32 33 34 35 36
SL-SV550(P,PC) CIRCUIT DIAGRAM
X1201
X1101
R1240
390
D1102
KV1450TL3-4 C1112
56P
R1109
470K
VR1101
300K(A)
C1123
1000P
C1103
68P
R1131
100K
C1239
0.1
R1231
0
C1234
0.1
C1230
0.1
C1231
0.1 R1232
10K
R1533
10K
D1101
KV1450TL3-4
C1232
0.1
C1225
1
Q1204
UNR521000L
SWITCHING(MONO)
C1216
0.47
R1218
1K
C1236
1000P
X1203
C1215
10V4.7
C1212
1
C1235
1
C1242
1000P
L1157 C1157
12P
C1159
220P
R1159
470
Q1202
2SC4081STX
SWITCHING(CITY)
Q1203
UN5115TX
SWITCHING(CITY)
IC1001
C1BB00000562
FM/AM RF AMP
IF,DET
RF GND Vcc GND
RF Vcc
BUFFBUFF
FM RF FM
MIX AGC
FM
IF AM
IF AF FM MPX
ST/ MO
FM/ AM
FM
DET
LEVEL
DET
AM
DET
IF
BUFF
1/ 16 SWST IND
TUN
IND
BUFF
AM
MIX
AM
OSC FM
OSC PW
SW
12345678910 11 12 13 14 15
161718192021222324252627282930
L1156
C1111
47P
C1160
47P
R1170
47
R1234
47K R1233
330
R1235
220
Q1207
2SC4081STX
FILTER AMP
C1272
220P
R1130
270K
L1103
C1110
5P
C1115
1000P
L1101
R1205
10K
C1210
10P
L1202
1
3
6
4
R1203
120
C1202
0.1
L1201
R1204
470K
Q1210
2SK1067-4-TL
AM RF AMP
SG
D
C1206
0.033
D1201
KV1610STL2-0
C1204
4P
R1202
560
C1203
0.1
C1151
0.047
R1160
10K R1151
18K
Q1151
2SK1067-4-TL
STABILIZER
C1153
1R1153
6.8K
C1155
0.01
Q1152,1153
2SD1819ASTX
FM/ AM LOOP FILTER
Q1152
Q1153
C1207
470P
R1206
220K
C1229
8200P C1228
8200P
C1250
220P
C1221
0.01
Q1208
UN5115TX
SWITCHING(AM:ON)
Q1206
UN5115TX
SWITCHING
(AM:ON)
R1155
4.7
C1105
4V22
C1200
4V47
C1271
1
L1102
1
3
6
4
C1036
39P
R1024
220
D1010
MA147TX
D1011
MAZ812000L
C1032
1
R1022
100K
C1033
100P R1021
33K
R1023
220 C1023
22P
C1037
0.01
C1035
0.022
C1030
6.3V47
R1025
4.7
Q1013
2SC4081STX
DC-DC CONV.
Q1012
2SC4081STX
DC-DC CONV.
C1038
1
C1034
0.01
C1508
4V22
C1507
0.1
C1506
0.1 R1502
6.8K
C1505
5600P
C1504
0.47
R1501 1M
C1500
6.3V10
C1501
5600P
C1502
0.1
C1503
0.1
R1500
6.8K
IC1500
C0ZBZ0000515
TONE CONTROL
12345678
16 15 14 13 12 11 10 9
VS
IN-L
TREBLE-L
BASSI-L
BASSO-L
OUT-L
SDA
SCL
ALC
IN-R
TREBLE-R
BASSI-R
BASSO-R
OUT-R
CREF
GND
C1510
1
R1510
2.2K
S
G
D
Q1500
UN511MTX
POWER SUPPLY
Q1501
UN511MTX
POWER SUPPLY
Q1502
UN5214TX
POWER SUPPLY
CONT.
C1512
1000P
R1520
33K
C1509
1R1509
2.2K
C1511
1000P
R1521
33K
Q1504
2SK1958T1
SWITCHING
Q1503
2SK1958T1
SWITCHING
HN I
R1154
3.3K
OP Q RK
IC1008
C0CBAAB00039
REGULATOR
31 2
Vss V OUT V IN
C1520
1
R1504
100K
S
G
D
C1521
1
C1223
0.047
Q1201
2SB815B7TX
POWER SUPPLY
R1201
4.7K
A
B
C
B
A
R1503
10K
13
2
13
2
FM GNDFM IN
R1230
2.7K
C1240
0.1
C1116
1000P
G
D
S
2
C
:POSITIVE VOLTAGE LINE :FM SIGNAL LINE
1V
1V
2.8V
2.8V 1V
1V 1V
1V 1V
1V 1V
1V 2.4V
2.4V 2.8V
2.8V
1V
1V 1V
1V 1V
1V 1V
1V 1V
1V 1V
1V 1V
1V
0V
0V
0V
0V
1.7V 1.7V 0V
0V
0V
0V
1.7V 1.7V
2.8V
2.8V
0V
0V
2.4V(2.3V) 2.8V
2.8V
(2.8V)
0V
0V
2.8V
(2.8V)
0V
0V
(2.8V)
2.8V
2.8V0V(0V)
2.8V
2.8V
2.8V1.7V
1.7V
0V
0V
(1.7V)
1.7V
1.7V
1.7V
0V(0V)
1.7V
1.7V
TUNER LINE+B
1.7V
TUNER LINE+B
1.6V
1.6V
0.3V
0.3V
0.3V
0.3V
0.4V
0.4V
1.7V
1.7V
1.7V
0V
0V
1.6V
12.9V 12.9V
12.3V
12.3V
1.1V 1.1V
3.2V
6.3V
0.6V
0.6V
3.2V
6.3V
3.2V
6.3V
0V
0V
0.6V
0V
0V
0.2V
FM RF ADJ.
0.5V
0.5V
0.5V
0.5V
0V
1.6V
1.6V
0V
1.6V
1.6V
1.7V
0V
0V
0V
0V
1.5V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
0V
0.9V
0V
0.9V
1.6V
1.6V
0V
0V
0V
0V
0.6V
0V
0V
0V
0.6V
0.5V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
0.9V
0.6V
0V
0.6V
0.9V
1.1V
0V
0V
0V
0V
0.6V
0V
0.3V
0.3V
1.1V
1.2V
0.9V
1V
0V
0V
0V
0.7V
0V
1.6V
1.7V
0V
1.6V
1.6V
25 26 27 28 29 30 31 32 33 34 35 36
SL-SV550(P,PC) CIRCUIT DIAGRAM
X1201
X1101
R1240
390
D1102
KV1450TL3-4 C1112
56P
R1109
470K
VR1101
300K(A)
C1123
1000P
C1103
68P
R1131
100K
C1239
0.1
R1231
0
C1234
0.1
C1230
0.1
C1231
0.1 R1232
10K
R1533
10K
D1101
KV1450TL3-4
C1232
0.1
C1225
1
Q1204
UNR521000L
SWITCHING(MONO)
C1216
0.47
R1218
1K
C1236
1000P
X1203
C1215
10V4.7
C1212
1
C1235
1
C1242
1000P
L1157 C1157
12P
C1159
220P
R1159
470
Q1202
2SC4081STX
SWITCHING(CITY)
Q1203
UN5115TX
SWITCHING(CITY)
IC1001
C1BB00000562
FM/AM RF AMP
IF,DET
RF GND Vcc GND
RF Vcc
BUFFBUFF
FM RF FM
MIX AGC
FM
IF AM
IF AF FM MPX
ST/ MO
FM/ AM
FM
DET
LEVEL
DET
AM
DET
IF
BUFF
1/ 16 SWST IND
TUN
IND
BUFF
AM
MIX
AM
OSC FM
OSC PW
SW
12345678910 11 12 13 14 15
161718192021222324252627282930
L1156
C1111
47P
C1160
47P
R1170
47
R1234
47K R1233
330
R1235
220
Q1207
2SC4081STX
FILTER AMP
C1272
220P
R1130
270K
L1103
C1110
5P
C1115
1000P
L1101
R1205
10K
C1210
10P
L1202
1
3
6
4
R1203
120
C1202
0.1
L1201
R1204
470K
Q1210
2SK1067-4-TL
AM RF AMP
SG
D
C1206
0.033
D1201
KV1610STL2-0
C1204
4P
R1202
560
C1203
0.1
C1151
0.047
R1160
10K R1151
18K
Q1151
2SK1067-4-TL
STABILIZER
C1153
1R1153
6.8K
C1155
0.01
Q1152,1153
2SD1819ASTX
FM/ AM LOOP FILTER
Q1152
Q1153
C1207
470P
R1206
220K
C1229
8200P C1228
8200P
C1250
220P
C1221
0.01
Q1208
UN5115TX
SWITCHING(AM:ON)
Q1206
UN5115TX
SWITCHING
(AM:ON)
R1155
4.7
C1105
4V22
C1200
4V47
C1271
1
L1102
1
3
6
4
C1036
39P
R1024
220
D1010
MA147TX
D1011
MAZ812000L
C1032
1
R1022
100K
C1033
100P R1021
33K
R1023
220 C1023
22P
C1037
0.01
C1035
0.022
C1030
6.3V47
R1025
4.7
Q1013
2SC4081STX
DC-DC CONV.
Q1012
2SC4081STX
DC-DC CONV.
C1038
1
C1034
0.01
C1508
4V22
C1507
0.1
C1506
0.1 R1502
6.8K
C1505
5600P
C1504
0.47
R1501 1M
C1500
6.3V10
C1501
5600P
C1502
0.1
C1503
0.1
R1500
6.8K
IC1500
C0ZBZ0000515
TONE CONTROL
12345678
16 15 14 13 12 11 10 9
VS
IN-L
TREBLE-L
BASSI-L
BASSO-L
OUT-L
SDA
SCL
ALC
IN-R
TREBLE-R
BASSI-R
BASSO-R
OUT-R
CREF
GND
C1510
1
R1510
2.2K
S
G
D
Q1500
UN511MTX
POWER SUPPLY
Q1501
UN511MTX
POWER SUPPLY
Q1502
UN5214TX
POWER SUPPLY
CONT.
C1512
1000P
R1520
33K
C1509
1R1509
2.2K
C1511
1000P
R1521
33K
Q1504
2SK1958T1
SWITCHING
Q1503
2SK1958T1
SWITCHING
HN I
R1154
3.3K
OP Q RK
IC1008
C0CBAAB00039
REGULATOR
31 2
Vss V OUT V IN
C1520
1
R1504
100K
S
G
D
C1521
1
C1223
0.047
Q1201
2SB815B7TX
POWER SUPPLY
R1201
4.7K
A
B
C
B
A
R1503
10K
13
2
13
2
FM GNDFM IN
R1230
2.7K
C1240
0.1
C1116
1000P
G
D
S
2
C
:POSITIVE VOLTAGE LINE :FM SIGNAL LINE
1V
1V
2.8V
2.8V 1V
1V 1V
1V 1V
1V 1V
1V 2.4V
2.4V 2.8V
2.8V
1V
1V 1V
1V 1V
1V 1V
1V 1V
1V 1V
1V 1V
1V
0V
0V
0V
0V
1.7V 1.7V 0V
0V
0V
0V
1.7V 1.7V
2.8V
2.8V
0V
0V
2.4V(2.3V) 2.8V
2.8V
(2.8V)
0V
0V
2.8V
(2.8V)
0V
0V
(2.8V)
2.8V
2.8V0V(0V)
2.8V
2.8V
2.8V1.7V
1.7V
0V
0V
(1.7V)
1.7V
1.7V
1.7V
0V(0V)
1.7V
1.7V
TUNER LINE+B
1.7V
TUNER LINE+B
1.6V
1.6V
0.3V
0.3V
0.3V
0.3V
0.4V
0.4V
1.7V
1.7V
1.7V
0V
0V
1.6V
12.9V 12.9V
12.3V
12.3V
1.1V 1.1V
3.2V
6.3V
0.6V
0.6V
3.2V
6.3V
3.2V
6.3V
0V
0V
0.6V
0V
0V
0.2V
FM RF ADJ.
0.5V
0.5V
0.5V
0.5V
0V
1.6V
1.6V
0V
1.6V
1.6V
1.7V
0V
0V
0V
0V
1.5V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
0V
0.9V
0V
0.9V
1.6V
1.6V
0V
0V
0V
0V
0.6V
0V
0V
0V
0.6V
0.5V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
0.9V
0.6V
0V
0.6V
0.9V
1.1V
0V
0V
0V
0V
0.6V
0V
0.3V
0.3V
1.1V
1.2V
0.9V
1V
0V
0V
0V
0.7V
0V
1.6V
1.7V
0V
1.6V
1.6V
A
B
C
D
E
F
G
H
37 38 39 40 41 42 43 44 45 46 47 48
Q11
2SB1182TLPQR
REGULATOR
Q1301
UN5214TX
INTERFACE
S
C
ICP11
ERBFE1R50U
R5
100
SL-SV550(P,PC) CIRCUIT DIAGRAM
ICPY12
ERY32SB075VA
JK11
DC IN
4.5V
OPERATION & LCD UNIT
30
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
S1
(S-XBS)
4.4K
S3
(FM RECEPT,
CITY/ NOR,MODE)
8.4K
S4
(FM MODE
MONO/ ST)
16.5K
2K
S5
(VOL +)
2K
4.4K
8.4K
S8
(MEMORY/ RECALL)
S9
(VOL
-
)
16.5K
S6
( ,OPR OFF)
S11
(RADIO/ BAND)
S12
(/ )
5.6K
39.7K
5.6K
LCD DISPLAY
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
ABCDEFGH I J KLMNOPQRSTUV
GND
PLAY KEY
RADIO KEY
KEY2
VDD
S17
S16
S15
S14
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1
S0
COM3
S13
COM2
COM1
COM0
HOLD
KEY1
VDD
30
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
CN301
C1
0.1
L1
C6
0.01
C5
0.01
a
Z
Y
X
W
V
U
T
S
R
Q
P
O
N
M
L
K
J
I
H
G
F
SYSTEM CONTROL/
LCD DRIVE
IC1301
C2FBEB000002
E
D
C
B
OFF ON
S310
(HOLD)
A
C2
0.1
L2
R1381
470K
C1310
0.1
C1311
6.3V10
R1380
82K
C1309 0.1
C1308 0.1
R1331
47K
R1365
68K
X1301
(75kHz)
C1314
5P
C1313
5P
Q1307
UN5214TX
INTERFACE
C1322 0.47
R1371
100K
RY1369
1K
Q1304
UN5213TX
DC IN DET.
(AC ADAPTOR)
R1310
100K
C1315
0.1
C15
1
C1350
0.1
JKY701
HEADPHONE
L701
L702
L703
C770
1000P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
55 56 57 5849 5950 6051 6152 6253 6354 64
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
17181921 2022232425262728293031
COM0
COM1
COM2
S0
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
COM3
S12
S13
S14
S15
S16
S17
RADIO KEY
CDPLAY KEY
SELECT2
TCS
VDD
BUZ
CITY
MONO
DDON
TMUTE
NC
TUNED
INT
SELECT1
GND4
OSC IN
VDD
DO
VREG
BUSY
TDATA
SO
TCLK
6KEY
KEY 1
KEY 2
VEE
C4
C3
VLCD
C2
C1
VDB
GND5
XIN
X OUT
RESET
START
AC DET
VR SCK 2
EMPTY
32
48
AM L
R3 1K
R4
1K
A
B
Q1308
UN5214TX
INTERFACE
A
C
H
G
I
C3
0.01
Z
L3
C
a
Y
X
W
V
U
T
S
R
Q
P
O
N
M
L
K
J
I
H
G
F
E
D
B
A
P
F
Q
P
K
R
D
G
B
C
R14
47K
R15
68K
R16
100K
AB
R13
1K
C
L
J
F
MO
C
B
A
R1303 39K
C4
0.01
E
L
R
G
S
2 AA SIZE
BATTERIES 3V
CNY11
C7
0.1
C1333
1
C1317
4V47
R2
0
LCD1001(L5AAAEB00046)
S10
(TUNING MODE)
S7
( ,+)
S2
(,
-
)
L4
:POSITIVE VOLTAGE LINE :FM SIGNAL LINE :MAIN(CD,FM) SIGNAL LINE
2.8V
5.7V
(5.3V)
5.9V
5.1V(4.6V)
5.3V
5.3V
2.8V
5.7V(5.3V)
5.9V
6V
0V
0V
2.8V
1.7V
(1.7V) 0V
0V
0V
(0V)
2.8V
2.8V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.7V
1.7V
0V(0V) 1.7V 1.7V
1.7V
0V(0V) 1.7V 0V
0V
1.7V(1.7V) 0V 0V
0V
1.7V
0V
0V 1.5V
1.7V
1.7V 0V
0V
0.8V
0.8V 1.7V
0V
(0V)
(0V)
1.1V
1.1V 1.7V
1.5V
1.5V 0.9V
2.4V
2.4V 2.6V
0V
0V 1.8V(1.8V)
(2.6V)
(0.9V)
(1.7V)
(1.7V)
(1.5V)
0V
0V 2.8V(2.8V)
0V
0V 1.7V
1.7V
1.7V
1.4V
1.7V(1.7V)
1.7V
0V 0V
0V
1.7V(1.7V)
0V
0V 1.7V
3.4V 0.9V
(0.9V)
0.8V
0.8V
2.6V
(2.6V)
2.5V
2.5V
1.5V
3V
1.5V
(1.5V)
1.7V
1.7V
0.5V
(0.5V)
0V
0V
1.7V
STOP
0V
3V
T 16ms.
3V
1.5V
0V
T 16ms.
STOP
6V
A
B
C
D
E
F
G
H
37 38 39 40 41 42 43 44 45 46 47 48
Q11
2SB1182TLPQR
REGULATOR
Q1301
UN5214TX
INTERFACE
S
C
ICP11
ERBFE1R50U
R5
100
SL-SV550(P,PC) CIRCUIT DIAGRAM
ICPY12
ERY32SB075VA
JK11
DC IN
4.5V
OPERATION & LCD UNIT
30
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
S1
(S-XBS)
4.4K
S3
(FM RECEPT,
CITY/ NOR,MODE)
8.4K
S4
(FM MODE
MONO/ ST)
16.5K
2K
S5
(VOL +)
2K
4.4K
8.4K
S8
(MEMORY/ RECALL)
S9
(VOL
-
)
16.5K
S6
( ,OPR OFF)
S11
(RADIO/ BAND)
S12
(/ )
5.6K
39.7K
5.6K
LCD DISPLAY
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
ABCDEFGH I J KLMNOPQRSTUV
GND
PLAY KEY
RADIO KEY
KEY2
VDD
S17
S16
S15
S14
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1
S0
COM3
S13
COM2
COM1
COM0
HOLD
KEY1
VDD
30
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
CN301
C1
0.1
L1
C6
0.01
C5
0.01
a
Z
Y
X
W
V
U
T
S
R
Q
P
O
N
M
L
K
J
I
H
G
F
SYSTEM CONTROL/
LCD DRIVE
IC1301
C2FBEB000002
E
D
C
B
OFF ON
S310
(HOLD)
A
C2
0.1
L2
R1381
470K
C1310
0.1
C1311
6.3V10
R1380
82K
C1309 0.1
C1308 0.1
R1331
47K
R1365
68K
X1301
(75kHz)
C1314
5P
C1313
5P
Q1307
UN5214TX
INTERFACE
C1322 0.47
R1371
100K
RY1369
1K
Q1304
UN5213TX
DC IN DET.
(AC ADAPTOR)
R1310
100K
C1315
0.1
C15
1
C1350
0.1
JKY701
HEADPHONE
L701
L702
L703
C770
1000P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
55 56 57 5849 5950 6051 6152 6253 6354 64
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
17181921 2022232425262728293031
COM0
COM1
COM2
S0
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
COM3
S12
S13
S14
S15
S16
S17
RADIO KEY
CDPLAY KEY
SELECT2
TCS
VDD
BUZ
CITY
MONO
DDON
TMUTE
NC
TUNED
INT
SELECT1
GND4
OSC IN
VDD
DO
VREG
BUSY
TDATA
SO
TCLK
6KEY
KEY 1
KEY 2
VEE
C4
C3
VLCD
C2
C1
VDB
GND5
XIN
X OUT
RESET
START
AC DET
VR SCK 2
EMPTY
32
48
AM L
R3 1K
R4
1K
A
B
Q1308
UN5214TX
INTERFACE
A
C
H
G
I
C3
0.01
Z
L3
C
a
Y
X
W
V
U
T
S
R
Q
P
O
N
M
L
K
J
I
H
G
F
E
D
B
A
P
F
Q
P
K
R
D
G
B
C
R14
47K
R15
68K
R16
100K
AB
R13
1K
C
L
J
F
MO
C
B
A
R1303 39K
C4
0.01
E
L
R
G
S
2 AA SIZE
BATTERIES 3V
CNY11
C7
0.1
C1333
1
C1317
4V47
R2
0
LCD1001(L5AAAEB00046)
S10
(TUNING MODE)
S7
( ,+)
S2
(,
-
)
L4
:POSITIVE VOLTAGE LINE :FM SIGNAL LINE :MAIN(CD,FM) SIGNAL LINE
2.8V
5.7V
(5.3V)
5.9V
5.1V(4.6V)
5.3V
5.3V
2.8V
5.7V(5.3V)
5.9V
6V
0V
0V
2.8V
1.7V
(1.7V) 0V
0V
0V
(0V)
2.8V
2.8V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.7V
1.7V
0V(0V) 1.7V 1.7V
1.7V
0V(0V) 1.7V 0V
0V
1.7V(1.7V) 0V 0V
0V
1.7V
0V
0V 1.5V
1.7V
1.7V 0V
0V
0.8V
0.8V 1.7V
0V
(0V)
(0V)
1.1V
1.1V 1.7V
1.5V
1.5V 0.9V
2.4V
2.4V 2.6V
0V
0V 1.8V(1.8V)
(2.6V)
(0.9V)
(1.7V)
(1.7V)
(1.5V)
0V
0V 2.8V(2.8V)
0V
0V 1.7V
1.7V
1.7V
1.4V
1.7V(1.7V)
1.7V
0V 0V
0V
1.7V(1.7V)
0V
0V 1.7V
3.4V 0.9V
(0.9V)
0.8V
0.8V
2.6V
(2.6V)
2.5V
2.5V
1.5V
3V
1.5V
(1.5V)
1.7V
1.7V
0.5V
(0.5V)
0V
0V
1.7V
STOP
0V
3V
T 16ms.
3V
1.5V
0V
T 16ms.
STOP
6V
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